import { createRouter, createWebHashHistory } from 'vue-router'
import TopCategory from '@/views/category'
import SubCategory from '@/views/category/sub'
import store from '@/store'
import { h } from 'vue'
const Layout = () =>
    import ('@/views/Layout')
const Home = () =>
    import ('@/views/home/index.vue')
const Goods = () =>
    import ('@/views/goods/index')
const Login = () =>
    import ('@/views/login/index')
const Cart = () =>
    import ('@/views/cart/index')
const PayCheckout = () =>
    import ('@/views/member/pay/checkout')
const PayIndex = () =>
    import ('@/views/member/pay/index')
const MemberLayout = () =>
    import ('@/views/member/Layout')
const MemberHome = () =>
    import ('@/views/member/home')
const MemberOrder = () =>
    import ('@/views/member/order')
const MemberOrderDetail = () =>
    import ('@/views/member/order/detail')
    // 路由规则
const routes = [
    // 一级路由布局容器
    {
        path: '/',
        component: Layout,
        children: [
            { path: '/', component: Home },
            { path: '/category/:id', component: TopCategory },
            { path: '/category/sub/:id', component: SubCategory },
            { path: '/product/:id', component: Goods },
            { path: '/cart', component: Cart },
            { path: '/member/checkout', component: PayCheckout },
            { path: '/member/pay', component: PayIndex },
            {
                path: '/member',
                component: MemberLayout,
                children: [
                    { path: '/member', component: MemberHome },
                    {
                        path: '/member/order/',
                        // vue3.0 需要有嵌套关系才能模糊匹配    
                        component: { render: () => h( < RouterView / > ) },
                        children: [
                            { path: '', component: MemberOrder },
                            { path: ':id', component: MemberOrderDetail }
                        ]
                    }
                ]
            }

        ]
    },

    { path: '/login', component: Login }

]

// Vue2.0 new VueRouter({})创建路由实例
// vue3.0 createRouter({}) 创建路由实例
// 创建一个路由实例
const router = createRouter({

        // 使用hash方式实现路由
        history: createWebHashHistory(),
        // 配置路由规则
        routes,
        scrollBehavior() {
            return { left: 0, top: 0 }
        }
    })
    // 前置导航守卫
router.beforeEach((to, from, next) => {
    // 用户信息
    const { token } = store.state.user.profile
        // 跳转去member开头的地址却没有登录
    if (to.path.startsWith('/member') && !token) {
        next({ path: '/login', query: { redirectUrl: to.fullPath } })
    }
    next()
})
export default router